css3实现loading效果

Posted 2020-06-13

tags:

篇首语：本文由小常识网(cha138.com)小编为大家整理，主要介绍了css3实现loading效果相关的知识，希望对你有一定的参考价值。

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>无标题文档</title>
<style>

@media only screen and (min-width:320px){
	.loading,
	.spinner{ width:30px; height:30px; }
	.loading{margin-left:-15px; margin-top:-15px;}
	.container1 > div, 
	.container2 > div,
	.container3 > div {width: 9px; height: 9px;}
}
@media only screen and (min-width:640px){
	.loading,
	.spinner{ width:50px; height:50px; }
	.loading{margin-left:-25px; margin-top:-25px;}
	.container1 > div, 
	.container2 > div,
	.container3 > div {width: 15px; height: 15px;}
} 
@media only screen and (min-width:1000px){
	.loading,
	.spinner{ width:80px; height:80px; }
	.loading{margin-left:-40px; margin-top:-40px;}
	.container1 > div, 
	.container2 > div,
	.container3 > div {width: 25px; height: 25px;}
} 
.loading{ position:absolute; top:50%; left:50%;}
.spinner {
  margin: 0 auto;
  position: relative;
}
.container1 > div, .container2 > div, .container3 > div {
  background-color: #1267cb;
  border-radius: 100%;
  position: absolute;
  -webkit-animation: bouncedelay 1.2s infinite ease-in-out;
  animation: bouncedelay 1.2s infinite ease-in-out;
  -webkit-animation-fill-mode: both;
  animation-fill-mode: both;
}
 
.spinner .spinner-container {
  position: absolute;
  width: 100%;
  height: 100%;
}
.container2 {
  -webkit-transform: rotateZ(45deg);
  transform: rotateZ(45deg);
}
 
.container3 {
  -webkit-transform: rotateZ(90deg);
  transform: rotateZ(90deg);
}
 
.circle1 { top: 0; left: 0; }
.circle2 { top: 0; right: 0; }
.circle3 { right: 0; bottom: 0; }
.circle4 { left: 0; bottom: 0; }
 
.container2 .circle1 {
  -webkit-animation-delay: -1.1s;
  animation-delay: -1.1s;
}
 
.container3 .circle1 {
  -webkit-animation-delay: -1.0s;
  animation-delay: -1.0s;
}
 
.container1 .circle2 {
  -webkit-animation-delay: -0.9s;
  animation-delay: -0.9s;
}
 
.container2 .circle2 {
  -webkit-animation-delay: -0.8s;
  animation-delay: -0.8s;
}
 
.container3 .circle2 {
  -webkit-animation-delay: -0.7s;
  animation-delay: -0.7s;
}
 
.container1 .circle3 {
  -webkit-animation-delay: -0.6s;
  animation-delay: -0.6s;
}
 
.container2 .circle3 {
  -webkit-animation-delay: -0.5s;
  animation-delay: -0.5s;
}
 
.container3 .circle3 {
  -webkit-animation-delay: -0.4s;
  animation-delay: -0.4s;
}
 
.container1 .circle4 {
  -webkit-animation-delay: -0.3s;
  animation-delay: -0.3s;
}
 
.container2 .circle4 {
  -webkit-animation-delay: -0.2s;
  animation-delay: -0.2s;
}
 
.container3 .circle4 {
  -webkit-animation-delay: -0.1s;
  animation-delay: -0.1s;
}
 
@-webkit-keyframes bouncedelay {
  0%, 80%, 100% { -webkit-transform: scale(0.0) }
  40% { -webkit-transform: scale(1.0) }
}
 
@keyframes bouncedelay {
  0%, 80%, 100% { 
    transform: scale(0.0);
    -webkit-transform: scale(0.0);
  } 40% { 
    transform: scale(1.0);
    -webkit-transform: scale(1.0);
  }

</style>
</head>

<body>
<div class="loading_animate">
	
</div>
<div class="loading">
    <div class="spinner">
        <div class="spinner-container container1">
            <div class="circle1"></div>
            <div class="circle2"></div>
            <div class="circle3"></div>
            <div class="circle4"></div>
        </div>
        <div class="spinner-container container2">
            <div class="circle1"></div>
            <div class="circle2"></div>
            <div class="circle3"></div>
            <div class="circle4"></div>
        </div>
        <div class="spinner-container container3">
            <div class="circle1"></div>
            <div class="circle2"></div>
            <div class="circle3"></div>
            <div class="circle4"></div>
        </div>
    </div>
</div>
</body>
</html>

　　demo

以上是关于css3实现loading效果的主要内容，如果未能解决你的问题，请参考以下文章

CSS3轻松实现清新 Loading 效果

CSS3 几步即可实现loading动画效果